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Full text of "Treatise On Applied Analytical Chemistry(Vol-1)"

TABLE  IV
								H Ul
 0

Compositions of Pozzolane
					and the like
			
Quality.
	Loss on Ignition.
	SiO2
	AU03
	Fe£03   :
	CaO
	MgO
	Na2O    :
	K2O                             Remarks.

Rome (S  Paolo)     Red
	8-46
	45-50
	15-12
	12-05
	9'34
	3-59
	3-/S
	2-15    ; 52-71% soluble in HC1

Do         do            Do                ....
	10-40
	46-15
	23-19
	6-42
	8-52
	2-25
	3-01                25-52%
	
Do.    (Cas Caflarella}.    Black Do.    (Via Ardeatlna}.    Pozzolanella
	11-90
 9-40
	46-85
 47-50
	21-49
 28-38
	3-68
	8-54 5-03
	0-96 1-36
	4' 4'
	68           i 25-66% 60               27-18%       „           „                        g

Do.    (Portonaccio).    Red *   . Do.    (Pratolungo).    Red
	6-10
	53-S4
 46-24
	23-91
 19-26
	ID-CO n-iS
	8-78 9-82   .
	2-84
	1-66 2-66
	0-90                              —                                 ^
 ^l              ~                ^


	__
	46-39
	26-16
	;   7-76
	10-28
	3'53
	0-66
	5-ib                            —                              f

Do.    (Vicovara).    Black l
	—
	46-34
	24-27
	0-74
	9-83   -
	2-20
	i-59
	*•»                            -                              2


	__
	48-06
	20-58
	11-78
	11-28
	2-83
	2-85
	2-5b                                          —                                             {r

Sulmona tPortellal.    Grey *
	—
	57-02
	35-31
	4-24
	3-21
	-----
	0-13
	c.         '                                                                                           *"

Naples iBacoli).    Light grey    .
	7"25
	52-77
	I /-CO
	4-84
	3-28
	i-35
	4-94
	7'6D                                          ----                                             *2
 -.    t-± •—                                                                                                                                                                                       ~*~~

Do           do           Do i      ....
	__
	64-71
	20 -c 3
	4-08
	4-39
	0-96
	*"77
	3'°/

Do.    iTonre d. Greco).    Dark grey .
	2-21
	4--IO
	2I"uO
	S-c-i
	9-91
	1-56
	2-56
	6-01                                —                                  rj
 S_

Do.          do.            Do.1
	4-10
	-?-o
	19-91
 8-70
	IO-r:2
 Q-CO
	12-07 23-10
	3'34
	i
	2-25                                —                                  L -20              66-3% soluble in HC1                   Z

Do      He- n5 11 It'1                    ....
	12-40
	54-50
	iS-GO
	6-So
	2-8o
	I-IO
	3
	-co               56-5%       »             -                         5


	1-50
	64-34
	lo-SS
	6-44
	3-62
	-'77
	6-05
	4-83       15-8%       „

Do                                          ....
	
	66-37
	I V~2
	4-31
	2-o8
	i -29
	4-22
	2-83        3-5%      »

Trass from Andernach 1      ....
 Do.    do. Hersfeldt      .....
	----
	59-7°
	20-85 21'
	4-42
	i-77
 2-cS
	1-29 i -60
	5-58
	4-96                             — __      40-4% !SiO2+Al2O3) soluble

Do.    do. Bimjbrohl

1-08         —

in 30"

36-7% (SiOo+Al,O3) soluble
in 30% KOH solution

1 These results refer to the calcined substance.er and the other kept in